| 15901 | Kynosa Inc. | Levelland, TX 79336 | Oil & Gas Operator | Jun 1998 |
| 15902 | Kytex, Inc. | Wichita, KS 67230 | Oil Operator | Dec 2019 |
| 15903 | Kytx Oil & Gas, LLC | Gray, KY 40734 | Oil & Gas Operator | Dec 2024 |
| 15904 | KZ Global Energy, LLC | Houston, TX 77042 | Oil & Gas Operator | Jun 2026 |
| 15905 | L & A Energy LP | | Oil Operator | Feb 2026 |
| 15906 | L & A Oil Compan | | Oil Operator | Sep 1991 |
| 15907 | L & B Crude, Inc. | Yates Center, KS 66783 | Oil Operator | Nov 2019 |
| 15908 | L & B Energy LLP | Kingsville, OH 44048 | Oil & Gas Operator | Dec 2023 |
| 15909 | L & B Oil | Longton, KS 67352 | Oil Operator | Dec 2019 |
| 15910 | L & B Oil & Gas, Inc | Harold, KY 41635 | Oil & Gas Operator | Dec 2024 |
| 15911 | L & B Oil And Gas Equipment, LLC | Palmhurst, TX 78573 | Oil & Gas Operator | Jun 2026 |
| 15912 | L & B Oil Company Inc | Dallas, TX 75225 | Oil & Gas Operator | Mar 2025 |
| 15913 | L & B Production | Big Lake, TX 76932 | Oil & Gas Operator | Jun 2026 |
| 15914 | L & D Operation | Victoria, KS 67671 | Oil Operator | Jun 1988 |
| 15915 | L & D, Inc. | San Angelo, TX 76906 | Oil & Gas Operator | May 2019 |
| 15916 | L & F Drilling Co., Inc. (1) | Corpus Chrsti, TX 78479 | Oil & Gas Operator | Jun 2026 |
| 15917 | L & F Oil Company | Duncan, OK 73533-3636 | Oil Operator | Jun 2009 |
| 15918 | L & F Oil Operat | | Oil Operator | Sep 1987 |
| 15919 | L & G Energy | | Oil & Gas Operator | Mar 1994 |
| 15920 | L & G Oil Company | Longview, TX 75606 | Oil & Gas Operator | Aug 2000 |
| 15921 | L & G Operating, Inc. | Borger, TX 79008 | Oil & Gas Operator | Aug 2021 |
| 15922 | L & G Petroleum Operating, LLC | Havana, KS 67347 | Oil Operator | Feb 2026 |
| 15923 | L & H Energy Co Inc | Knox, PA 16232-4874 | Oil & Gas Operator | Dec 2025 |
| 15924 | L & H Energy Inc | Cherryvale, KS 67335 | Oil & Gas Operator | Sep 2019 |
| 15925 | L & H Oil Company | Wichita Falls, TX 76301 | Oil & Gas Operator | Oct 1999 |
| 15926 | L & J Exploration, LLC | Carrizo SPGS, TX 78834 | Oil & Gas Operator | Jun 2026 |
| 15927 | L & J Oil | Gainesville, TX 76240 | Oil & Gas Operator | Nov 2000 |
| 15928 | L & J Oil Co. | Borger, TX 79007 | Oil & Gas Operator | Apr 1999 |
| 15929 | L & J Oil Proper | | Oil Operator | Dec 1996 |
| 15930 | L & J Operating Inc | Gillette, WY 82718 | Oil & Gas Operator | Aug 2016 |
| 15931 | L & K Oil | | Oil Operator | Oct 1997 |
| 15932 | L & L Energy Company | Huntington, AR 72940 | Oil & Gas Operator | Jan 2025 |
| 15933 | L & L Oil Compan | | Oil Operator | Oct 1984 |
| 15934 | L & L Producers | Independence, KS 67301 | Oil Operator | Mar 2026 |
| 15935 | L & L Resources, Inc. | Hays, KS 67601 | Oil Operator | Mar 1986 |
| 15936 | L & L Smith Energy Corporation | Muskogee, OK 74403-8479 | Oil & Gas Operator | Jan 2023 |
| 15937 | L & L Supply | | Oil Operator | Dec 1994 |
| 15938 | L & M Oil Co. | Yates Center, KS 66783 | Oil & Gas Operator | Dec 1998 |
| 15939 | L & M Oil Compan | | Oil & Gas Operator | Dec 1986 |
| 15940 | L & M Operating, Inc. | Big Lake, TX 76932 | Oil & Gas Operator | Jun 2026 |
| 15941 | L & M Petroleum Co | Reno, OH 45773 | Oil & Gas Operator | Dec 1987 |
| 15942 | L & N Co. | | Oil Operator | Jul 1991 |
| 15943 | L & N Exploration Inc | | Oil & Gas Operator | Jul 2013 |
| 15944 | L & P Enterprises, LLC | Paola, KS 66071 | Oil Operator | Feb 2026 |
| 15945 | L & R Drilling Company | Belle Fourche, SD 57717 | Oil & Gas Operator | Dec 1999 |
| 15946 | L & R Energy Corporation | Spearman, TX 79081 | Oil & Gas Operator | Nov 2014 |
| 15947 | L & R Oil Company | Oakley, KS 67748 | Oil & Gas Operator | Jan 2004 |
| 15948 | L & R Oil, Inc. | Great Bend, KS 67530 | Oil Operator | Feb 2026 |
| 15949 | L & R Petroleum | Kilgore, TX 75663 | Oil & Gas Operator | Jun 2026 |
| 15950 | L & S Drilling, Inc. | Kamay, TX 76369 | Oil & Gas Operator | Mar 2016 |
| 15951 | L & S Oil And Gas | Newark, OH 43055-8732 | Oil & Gas Operator | Dec 2014 |
| 15952 | L & S Service Corp. | | Oil Operator | Jul 1989 |
| 15953 | L & T Disposal LLC | Wilson, OK 73463-6545 | Oil Operator | Mar 2016 |
| 15954 | L & T Exploration | | Oil & Gas Operator | Dec 1987 |
| 15955 | L & W Oil & Gas, Inc. | | Oil & Gas Operator | May 1994 |
| 15956 | L & W Operators | Pampa, TX 79066 | Oil & Gas Operator | Jan 2018 |
| 15957 | L A Productions | Sunset, TX 76270 | Oil & Gas Operator | Jun 2026 |
| 15958 | L And C Leasing, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Mar 2019 |
| 15959 | L And C Oil Company | | Oil Operator | Aug 1996 |
| 15960 | L And G Drilling | | Oil Operator | Jun 1987 |
| 15961 | L And J Oil Comp | | Oil Operator | Dec 1996 |
| 15962 | L And L Production Company | Skellytown, TX 79080 | Oil & Gas Operator | Sep 1996 |
| 15963 | L B G Operating Co | Fairfax, OK 74037 | Oil & Gas Operator | Oct 2014 |
| 15964 | L B Industries Inc | Englewood, CO 80112 | Oil & Gas Operator | Jun 2003 |
| 15965 | L B Petroleum In | | Oil Operator | Nov 1995 |
| 15966 | L B Simmons Energy Inc | Midland, TX BAD ADDR | Oil & Gas Operator | Oct 1996 |
| 15967 | L D & Associates | Broken Arrow, OK 74014-1712 | Oil Operator | Feb 2012 |
| 15968 | L D O Incorporat | | Oil Operator | Jul 1988 |
| 15969 | L E Carpenter Oil & Gas, Inc. | | Oil & Gas Operator | Sep 1985 |
| 15970 | L H Energy Incor | | Oil Operator | Dec 1991 |
| 15971 | L L & H E Kidd | | Gas Operator | Sep 1990 |
| 15972 | L L & M Properties, Inc. | Burkburnett, TX 76354 | Oil & Gas Operator | Aug 2004 |
| 15973 | L P C Energy, Inc. | | Oil & Gas Operator | Mar 1985 |
| 15974 | L P Oil Company Inc. | | Oil & Gas Operator | Feb 2026 |
| 15975 | L R Company | Casper, WY 82602 | Oil & Gas Operator | Sep 2007 |
| 15976 | L R French Jr | Midland, TX 79701 | Oil & Gas Operator | Aug 2014 |
| 15977 | L R Operating Co. | Graford, TX 76449 | Oil & Gas Operator | Jun 2025 |
| 15978 | L V Gas Incorpor | | Oil & Gas Operator | Mar 1991 |
| 15979 | L&DWG LLC | Copeland, KS 67837 | Gas Operator | Feb 2026 |
| 15980 | L&L Oil Company LLC | Copan, OK 74022-4608 | Oil Operator | Mar 2014 |
| 15981 | L&M, Inc. | Vienna, WV 26105 | Oil & Gas Operator | Aug 2025 |
| 15982 | L'Oil Operating & Management Co., Inc. | | Oil & Gas Operator | Nov 2024 |
| 15983 | L'Oil Operating And MGMT. Co. | | Oil & Gas Operator | Dec 2008 |
| 15984 | L-83, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 1995 |
| 15985 | L-K Wireline, Inc. | Hays, KS 67601 | Oil Operator | Dec 2019 |
| 15986 | L-R Production | Olney, TX 76374 | Oil & Gas Operator | Jun 2026 |
| 15987 | L-Reno Oil And Gas LLC | Graford, TX 76449 | Oil & Gas Operator | Jun 2026 |
| 15988 | L-Texx Petroleum, LP | Arlington, TX 76013 | Oil & Gas Operator | Jun 2026 |
| 15989 | L. A. W. Oil, LLC | | Oil Operator | Dec 2024 |
| 15990 | L. A. West | | Gas Operator | Feb 2000 |
| 15991 | L. B. Petroleum, Inc. | Denver, CO 80202 | Gas Operator | Jan 2016 |
| 15992 | L. D. Drilling, Inc. | Great Bend, KS 67530 | Oil & Gas Operator | Feb 2026 |
| 15993 | L. D. McMullan | | Oil Operator | Jun 2023 |
| 15994 | L. E. Gillespie | | Oil Operator | Sep 1984 |
| 15995 | L. E. Hester | | Gas Operator | Oct 2004 |
| 15996 | L. R. Fitzgerald | | Oil & Gas Operator | Feb 2015 |
| 15997 | L. R. Resources II | | Oil & Gas Operator | Feb 1991 |
| 15998 | L. S. K. L. Oil Co. | Buda, TX 78610 | Oil & Gas Operator | Jun 2026 |
| 15999 | L. W. Babcock | | Oil Operator | Dec 1986 |
| 16000 | L. W. Snuffy McCartney | | Oil Operator | Jul 2015 |